func parseService()

in internal/commands/interceptor/service.go [70:118]

• 44 lines of code
• 13 McCabe index (conditional complexity)

func parseService(required bool, idFlagName, nameFlagName string, nodeType nodeType) func(*cli.Context) error {
	return func(ctx *cli.Context) error {
		id := ctx.String(idFlagName)
		name := ctx.String(nameFlagName)

		if id == "" && name == "" {
			if required {
				return fmt.Errorf(`either flags "--%s" or "--%s" must be given`, idFlagName, nameFlagName)
			}
			return nil
		}

		if id != "" {
			parts := strings.Split(id, ".")
			if len(parts) != 2 {
				return fmt.Errorf("invalid service id, cannot be splitted into 2 parts. %v", id)
			}
			s, err := base64.StdEncoding.DecodeString(parts[0])
			if err != nil {
				return err
			}
			name = string(s)
		} else if name != "" {
			var service api.Service
			var err error
			switch nodeType {
			case normal:
				service, err = metadata.SearchService(ctx, name)
			case browser:
				service, err = metadata.SearchBrowserService(ctx, name)
			}
			if err != nil {
				return err
			}
			id = service.ID
		}

		if err := ctx.Set(idFlagName, id); err != nil {
			return err
		}
		if err := ctx.Set(nameFlagName, name); err != nil {
			return err
		}

		logger.Log.Debugf("%v=%v, %v=%v", idFlagName, id, nameFlagName, name)

		return nil
	}
}